Light snow fell from the late morning through the evening on the 19th. Since the recent weather was very cold, the snow stuck instantly to all surfaces. Traveling on untreated roadways became very slippery.  Accumulations averaged one to three inches and many accident occurred, a few of them serious. Many major roadways were closed because of multi-vehicle accidents. The evening commute was described as gridlock. In Philadelphia, the average twenty minute commute was taking two hours. Schools dismissed early in the Lehigh Valley and the Poconos. Throughout the state, evening sporting events were cancelled. In the Poconos, the eastbound lanes of Interstate 80 near the Carbon and Monroe County line was closed because of accidents. Many tractor-trailers became stuck on other roads. Northbound Pennsylvania State Route 33 in Monroe County was closed for over an hour after a median crossing multi-vehicle accident caused two injuries. In Pocono Township (Monroe County), a woman was hospitalized after striking a wall. In the Lehigh Valley, a fatal accident occurred near the Lehigh Tunnel (Lehigh County) on the Northeast Extension of the Pennsylvania Turnpike when a pick-up truck rear ended a tractor-trailer. In Northampton County, roads were backed up for a mile and Pennsylvania State Route 33 was closed for part of the day. In Moore Township, a driver was injured when he crashed into a home. In Berks County, in Bethel Township on westbound Interstate 78, a chain of crashes that involved ten vehicles sent three people to the hospital and closed the westbound lanes for four hours. Around the Philadelphia Metropolitan area, major roadways were closed or backed up for miles. In Delaware County, Interstate 95 was closed for two and a half hours from the Delaware State line to Ridley Park. Major back-ups were reported on the Blue Route (Interstate 476). In Philadelphia, a major accident on southbound Interstate 95 near the Betsy Ross Bridge closed the highway for several hours leading into the evening commute. In Montgomery County, the westbound lanes of the Pennsylvania Turnpike (Interstate 76) was grid-locked for seven miles to Norristown because of an exit accident. In Chester County, U.S. Route 202 was described as a parking lot. A salt truck tore down six utility poles in West Goshen Township. Roads were closed in the northern part of Bucks County. Specific accumulations included 3.5 inches in Glendon (Northampton County), 3.2 inches in Elverson (Chester County), 3.0 inches in Lehighton and Beltzville (Carbon County) and Springtown (Bucks County), 2.7 inches in Reading (Berks County), 2.6 inches at the Lehigh Valley International Airport, 2.5 inches in Perkasie (Bucks County) and Kunkletown (Monroe County), 2.0 inches in Green Lane (Montgomery County) and Easton (Northampton County), 1.5 inches in Furlong (Bucks County), 1.3 inches in Downingtown (Chester County) and Clifton Heights (Delaware County) and 1.0 inch in Wynnewood (Montgomery County) and at the Philadelphia International Airport).The light snow was caused by an a quick moving Alberta Clipper that was in Saskatchewan Province on the morning of the 18th,  the northern Great Lakes the morning of the 19th, Lake Ontario during the early evening of the 19th and into Maine on the morning of the 20th. Snow fell until the low pressure's system cold front moved through late in the evening (on the 19th) or just after midnight EST on the 20th. The snow ended during the evening around Philadelphia, but persisted until after Midnight EST on the 20th in the Lehigh Valley and the Poconos.

Winter Weather in BERKS, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in BUCKS, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in CARBON, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in CHESTER, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in DELAWARE, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in LEHIGH, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in MONROE, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in MONTGOMERY, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in NORTHAMPTON, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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Winter Weather in PHILADELPHIA, PENNSYLVANIA
From 19-JAN-05 10:00:00 to 20-JAN-05 01:00:00 (EST)
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